libctf/ChangeLog

   1 2022-01-22  Nick Clifton  <nickc@redhat.com>
   2
   3         * 2.38 release branch created.
   4
   5 2021-11-08  Nick Alcock  <nick.alcock@oracle.com>
   6
   7         * doc/ctf-spec.texi: New file.
   8         * configure.ac (MAKEINFO): Add.
   9         (BUILD_INFO): Likewise.
  10         (AC_CONFIG_FILES) [doc/Makefile]: Add.
  11         * Makefile.am [BUILD_INFO] (SUBDIRS): Add doc/.
  12         * doc/Makefile.am: New file.
  13         * doc/Makefile.in: Likewise.
  14         * configure: Regenerated.
  15         * Makefile.in: Likewise.
  16
  17 2021-10-25  Nick Alcock  <nick.alcock@oracle.com>
  18
  19         * ctf-types.c (ctf_type_rvisit): Handle nonrepresentable types.
  20
  21 2021-10-25  Nick Alcock  <nick.alcock@oracle.com>
  22
  23         * ctf-dump.c (ctf_dump_type): Do not abort on error.
  24
  25 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  26
  27         * ctf-lookup.c (ctf_lookup_by_name_internal): Fix pptrtab bounds.
  28         * testsuite/libctf-writable/pptrtab-writable-page-deep-lookup.*:
  29         New test.
  30
  31 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  32
  33         * testsuite/libctf-lookup/enum-symbol.c: Remove unused label.
  34         * testsuite/libctf-lookup/conflicting-type-syms.c: Remove unused
  35         variables.
  36         * testsuite/libctf-regression/pptrtab.c: Likewise.
  37         * testsuite/libctf-regression/type-add-unnamed-struct.c: Likewise.
  38         * testsuite/libctf-writable/pptrtab.c: Likewise.
  39         * testsuite/libctf-writable/reserialize-strtab-corruption.c:
  40         Likewise.
  41         * testsuite/libctf-regression/nonstatic-var-section-ld-r.c: Fix
  42         format string.
  43         * testsuite/libctf-regression/nonstatic-var-section-ld.c:
  44         Likewise.
  45         * testsuite/libctf-regression/nonstatic-var-section-ld.lk: Adjust.
  46         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c: Fix
  47         initializer.
  48
  49 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  50
  51         * ctf-open.c (ctf_bufopen_internal): Don't complain about corrupt
  52         function index symtypetab sections if this is an old-format
  53         function symtypetab section (which should be ignored in any case).
  54         Fix bad grammar.
  55
  56 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  57
  58         * configure: Regenerate.
  59         * Makefile.in: Regenerate.
  60
  61 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  62
  63         PR libctf/27967
  64         * configure.ac (VERSION_FLAGS): Replace with...
  65         (ac_cv_libctf_version_script): ... this multiple test.
  66         (VERSION_FLAGS_NOBFD): Substitute this too.
  67         * Makefile.am (libctf_nobfd_la_LDFLAGS): Use it.  Split out...
  68         (libctf_ldflags_nover): ... non-versioning flags here.
  69         (libctf_la_LDFLAGS): Use it.
  70         * libctf.ver: Give every symbol not in libctf-nobfd a comment on
  71         the same line noting as much.
  72
  73 2021-09-27  Nick Alcock  <nick.alcock@oracle.com>
  74
  75         PR libctf/27360
  76         * Makefile.am (libctf_la_LIBADD): Link against libiberty
  77         before pulling in libbfd.la or pulling in libctf-nobfd.la.
  78         * Makefile.in: Regenerate.
  79
  80 2021-07-03  Nick Clifton  <nickc@redhat.com>
  81
  82         * 2.37 release branch created.
  83
  84 2021-05-09  Alan Modra  <amodra@gmail.com>
  85
  86         * ctf-impl.h (ctf_dynset_eq_string): Don't declare.
  87         * ctf-hash.c (ctf_dynset_eq_string): Delete function.
  88         * ctf-dedup.c (make_set_element): Use htab_eq_string.
  89         (ctf_dedup_atoms_init, ADD_CITER, ctf_dedup_init): Likewise.
  90         (ctf_dedup_conflictify_unshared): Likewise.
  91         (ctf_dedup_walk_output_mapping): Likewise.
  92
  93 2021-05-06  Nick Alcock  <nick.alcock@oracle.com>
  94
  95         * testsuite/lib/ctf-lib.exp: Use -gctf, not -gt.
  96         * testsuite/libctf-regression/nonstatic-var-section-ld-r.lk:
  97         Hidden symbols now get into the symtypetab anyway.
  98
  99 2021-05-06  Nick Alcock  <nick.alcock@oracle.com>
 100
 101         * ctf-open.c (init_types): Unknown types may have names.
 102         * ctf-types.c (ctf_type_resolve): CTF_K_UNKNOWN is as
 103         non-representable as type ID 0.
 104         (ctf_type_aname): Print unknown types.
 105         * ctf-dedup.c (ctf_dedup_hash_type): Do not early-exit for
 106         CTF_K_UNKNOWN types: they have real hash values now.
 107         (ctf_dedup_rwalk_one_output_mapping): Treat CTF_K_UNKNOWN types
 108         like other types with no referents: call the callback and do not
 109         skip them.
 110         (ctf_dedup_emit_type): Emit via...
 111         * ctf-create.c (ctf_add_unknown): ... this new function.
 112         * libctf.ver (LIBCTF_1.2): Add it.
 113
 114 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 115
 116         * configure.ac: Check for dlsym, not dlopen.
 117         * configure: Regenerate.
 118
 119 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 120
 121         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c: Don't
 122         leak buf.
 123
 124 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 125
 126         PR libctf/27628
 127         * ctf-lookup.c (isqualifier): Don't dereference out-of-bounds
 128         qhash values.
 129
 130 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 131
 132         * ctf-open-bfd.c (ctf_bfdopen_ctfsect): Initialize debugging.
 133
 134 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 135
 136         PR libctf/27628
 137         * ctf-serialize.c (ctf_emit_type_sect): Allow for a NULL vlen in
 138         CTF_K_FUNCTION types.
 139
 140 2021-03-25  Nick Alcock  <nick.alcock@oracle.com>
 141
 142         * ctf-dump.c (ctf_dump_format_type): Don't emit size or alignment
 143         on error.
 144
 145 2021-03-21  Alan Modra  <amodra@gmail.com>
 146
 147         * ctf-impl.h: Include string.h.
 148
 149 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 150
 151         * ctf-types.c (ctf_type_encoding): Support, after a fashion, for enums.
 152         * ctf-dump.c (ctf_dump_format_type): Do not report enums' degenerate
 153         encoding.
 154
 155 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 156
 157         * ctf-dedup.c (ctf_dedup_rhash_type): Report errors on the input
 158         dict properly.
 159         * ctf-open.c (ctf_bufopen_internal): Report errors initializing
 160         the atoms table.
 161
 162 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 163
 164         * ctf-impl.h (ctf_next_t) <ctn_tp>: New.
 165         <u.ctn_mp>: Remove.
 166         <u.ctn_lmp>: Remove.
 167         <u.ctn_vlen>: New.
 168         * ctf-types.c (ctf_struct_member): New.
 169         (ctf_member_next): Use it, dropping separate large/small code paths.
 170         (ctf_type_align): Likewise.
 171         (ctf_member_info): Likewise.
 172         (ctf_type_rvisit): Likewise.
 173
 174 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 175
 176         * ctf-impl.h (ctf_dtdef_t) <dtu_members>: Remove.
 177         <dtd_u>: Likewise.
 178         (ctf_dmdef_t): Remove.
 179         (struct ctf_next) <u.ctn_dmd>: Remove.
 180         * ctf-create.c (INITIAL_VLEN): New, more-or-less arbitrary initial
 181         vlen size.
 182         (ctf_add_enum): Use it.
 183         (ctf_dtd_delete): Do not free the (removed) dmd; remove string
 184         refs from the vlen on struct deletion.
 185         (ctf_add_struct_sized): Populate the vlen: do it by hand if
 186         promoting forwards.  Always populate the full-size
 187         lsizehi/lsizelo members.
 188         (ctf_add_union_sized): Likewise.
 189         (ctf_add_member_offset): Set up the vlen rather than the dmd.
 190         Expand it as needed, repointing string refs via
 191         ctf_str_move_pending. Add the member names as pending strings.
 192         Always populate the full-size lsizehi/lsizelo members.
 193         (membadd): Remove, folding back into...
 194         (ctf_add_type_internal): ... here, adding via an ordinary
 195         ctf_add_struct_sized and _next iteration rather than doing
 196         everything by hand.
 197         * ctf-serialize.c (ctf_copy_smembers): Remove this...
 198         (ctf_copy_lmembers): ... and this...
 199         (ctf_emit_type_sect): ... folding into here. Figure out if a
 200         ctf_stype_t is needed here, not in ctf_add_*_sized.
 201         (ctf_type_sect_size): Figure out the ctf_stype_t stuff the same
 202         way here.
 203         * ctf-types.c (ctf_member_next): Remove the dmd path and always
 204         use the vlen.  Force large-structure usage for dynamic types.
 205         (ctf_type_align): Likewise.
 206         (ctf_member_info): Likewise.
 207         (ctf_type_rvisit): Likewise.
 208         * testsuite/libctf-regression/type-add-unnamed-struct-ctf.c: Add a
 209         self-referential type to this test.
 210         * testsuite/libctf-regression/type-add-unnamed-struct.c: Adjusted
 211         accordingly.
 212         * testsuite/libctf-regression/type-add-unnamed-struct.lk: Likewise.
 213
 214 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 215
 216         * ctf-impl.h (ctf_dtdef_t) <dtd_vlen_alloc>: New.
 217         (ctf_str_move_pending): Declare.
 218         * ctf-string.c (ctf_str_add_ref_internal): Fix error return.
 219         (ctf_str_move_pending): New.
 220         * ctf-create.c (ctf_grow_vlen): New.
 221         (ctf_dtd_delete): Zero out the vlen_alloc after free.  Free the
 222         vlen later: iterate over it and free enum name refs first.
 223         (ctf_add_generic): Populate dtd_vlen_alloc from vlen.
 224         (ctf_add_enum): populate the vlen; do it by hand if promoting
 225         forwards.
 226         (ctf_add_enumerator): Set up the vlen rather than the dmd.  Expand
 227         it as needed, repointing string refs via ctf_str_move_pending. Add
 228         the enumerand names as pending strings.
 229         * ctf-serialize.c (ctf_copy_emembers): Remove.
 230         (ctf_emit_type_sect): Copy the vlen into place and ref the
 231         strings.
 232         * ctf-types.c (ctf_enum_next): The dynamic portion now uses
 233         the same code as the non-dynamic.
 234         (ctf_enum_name): Likewise.
 235         (ctf_enum_value): Likewise.
 236         * testsuite/libctf-lookup/enum-many-ctf.c: New test.
 237         * testsuite/libctf-lookup/enum-many.lk: New test.
 238
 239 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 240
 241         * ctf-hash.c (ctf_dynset_elements): New.
 242         * ctf-impl.h (ctf_dynset_elements): Declare it.
 243         (ctf_str_add_pending): Likewise.
 244         (ctf_dict_t) <ctf_str_pending_ref>: New, set of refs that must be
 245         added during serialization.
 246         * ctf-string.c (ctf_str_create_atoms): Initialize it.
 247         (CTF_STR_ADD_REF): New flag.
 248         (CTF_STR_MAKE_PROVISIONAL): Likewise.
 249         (CTF_STR_PENDING_REF): Likewise.
 250         (ctf_str_add_ref_internal): Take a flags word rather than int
 251         params.  Populate, and clear out, ctf_str_pending_ref.
 252         (ctf_str_add): Adjust accordingly.
 253         (ctf_str_add_external): Likewise.
 254         (ctf_str_add_pending): New.
 255         (ctf_str_remove_ref): Also remove the potential ref if it is a
 256         pending ref.
 257         * ctf-serialize.c (ctf_serialize): Prohibit addition of strings
 258         with ctf_str_add_ref before serialization.  Ensure that the
 259         ctf_str_pending_ref set is empty before strtab finalization.
 260         (ctf_emit_type_sect): Add a ref to the ctt_name.
 261         * ctf-create.c (ctf_add_generic): Add the ctt_name as a pending
 262         ref.
 263         * testsuite/libctf-writable/reserialize-strtab-corruption.*: New test.
 264
 265 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 266
 267         * ctf-serialize.c (ctf_serialize): Preserve ctf_typemax across
 268         serialization.
 269
 270 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 271
 272         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_argv>: Remove.
 273         * ctf-create.c (ctf_dtd_delete): No longer free it.
 274         (ctf_add_function): Use the dtd_vlen, not dtu_argv.  Properly align.
 275         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 276         * ctf-types.c (ctf_func_type_info): Just use the vlen.
 277         (ctf_func_type_args): Likewise.
 278
 279 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 280
 281         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_arr>: Remove.
 282         * ctf-create.c (ctf_add_array): Use the dtd_vlen, not dtu_arr.
 283         (ctf_set_array): Likewise.
 284         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 285         * ctf-types.c (ctf_array_info): Just use the vlen.
 286
 287 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 288
 289         * ctf-impl.h (ctf_dtdef_t) <dtd_u.dtu_enc>: Remove.
 290         <dtd_u.dtu_slice>: Likewise.
 291         <dtd_vlen>: New.
 292         * ctf-create.c (ctf_add_generic): Perhaps allocate it.  All
 293         callers adjusted.
 294         (ctf_dtd_delete): Free it.
 295         (ctf_add_slice): Use the dtd_vlen, not dtu_enc.
 296         (ctf_add_encoded): Likewise.  Assert that this must be an int or
 297         float.
 298         * ctf-serialize.c (ctf_emit_type_sect): Just copy the dtd_vlen.
 299         * ctf-dedup.c (ctf_dedup_rhash_type): Use the dtd_vlen, not
 300         dtu_slice.
 301         * ctf-types.c (ctf_type_reference): Likewise.
 302         (ctf_type_encoding): Remove most dynamic-type-specific code: just
 303         get the vlen from the right place.  Report failure to look up the
 304         underlying type's encoding.
 305
 306 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 307
 308         * ctf-archive.c (ctf_archive_next): GNU style fix for do {} while.
 309         * ctf-dedup.c (ctf_dedup_rhash_type): Likewise.
 310         (ctf_dedup_rwalk_one_output_mapping): Likewise.
 311         * ctf-dump.c (ctf_dump_format_type): Likewise.
 312         * ctf-lookup.c (ctf_symbol_next): Likewise.
 313         * swap.h (swap_thing): Likewise.
 314
 315 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 316
 317         * ctf-serialize.c: General reshuffling, and...
 318         (emit_symtypetab_state_t): New, migrated from
 319         local variables in ctf_serialize.
 320         (ctf_serialize): Split out most section sizing and
 321         emission.
 322         (ctf_symtypetab_sect_sizes): New (split out).
 323         (ctf_emit_symtypetab_sects): Likewise.
 324         (ctf_type_sect_size): Likewise.
 325         (ctf_emit_type_sect): Likewise.
 326
 327 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 328
 329         * ctf-impl.h (ctf_dict_t): Fix comment.
 330
 331 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 332
 333         * ctf-create.c (symtypetab_delete_nonstatic_vars): Move
 334         into ctf-serialize.c.
 335         (ctf_symtab_skippable): Likewise.
 336         (CTF_SYMTYPETAB_EMIT_FUNCTION): Likewise.
 337         (CTF_SYMTYPETAB_EMIT_PAD): Likewise.
 338         (CTF_SYMTYPETAB_FORCE_INDEXED): Likewise.
 339         (symtypetab_density): Likewise.
 340         (emit_symtypetab): Likewise.
 341         (emit_symtypetab_index): Likewise.
 342         (ctf_copy_smembers): Likewise.
 343         (ctf_copy_lmembers): Likewise.
 344         (ctf_copy_emembers): Likewise.
 345         (ctf_sort_var): Likewise.
 346         (ctf_serialize): Likewise.
 347         (ctf_gzwrite): Likewise.
 348         (ctf_compress_write): Likewise.
 349         (ctf_write_mem): Likewise.
 350         (ctf_write): Likewise.
 351         * ctf-serialize.c: New file.
 352         * Makefile.am (libctf_nobfd_la_SOURCES): Add it.
 353         * Makefile.in: Regenerate.
 354
 355 2021-03-18  Nick Alcock  <nick.alcock@oracle.com>
 356
 357         * ctf-link.c (ctf_link_lazy_open): Move up in the file, to near
 358         ctf_link_add_ctf.
 359         * ctf-lookup.c (ctf_lookup_symbol_idx): Repair tabdamage.
 360         (ctf_lookup_by_sym_or_name): Likewise.
 361         * testsuite/libctf-lookup/struct-iteration.c: Likewise.
 362         * testsuite/libctf-regression/type-add-unnamed-struct.c: Likewise.
 363
 364 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 365
 366         * ctf-create.c (symtypetab_density): Report the symbol name as
 367         well as index in the name != object error; note the likely
 368         consequences.
 369         * ctf-link.c (ctf_link_shuffle_syms): Report the symbol index
 370         as well as name.
 371
 372 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 373
 374         * ctf-link.c (ctf_link_shuffle_syms): Free ctf_dynsyms properly.
 375
 376 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 377
 378         * ctf-dump.c (ctf_dump_format_type): Fix signed/unsigned confusion.
 379
 380 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 381
 382         * ctf-dedup.c (ctf_dedup): Pass on errors from ctf_dedup_hash_type.
 383         Call ctf_dedup_fini properly on other errors.
 384         (ctf_dedup_emit_type): Set the errno on dynhash insertion failure.
 385         * ctf-link.c (ctf_link_deduplicating_per_cu): Close outputs beyond
 386         output 0 when asserting because >1 output is found.
 387         (ctf_link_deduplicating): Likewise, when asserting because the
 388         shared output is not the same as the passed-in fp.
 389
 390 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 391
 392         * ctf-impl.h (ctf_dict_t) <ctf_link_type_mapping>: No longer used
 393         by the nondeduplicating linker.
 394         (ctf_add_type_mapping): Removed, now static.
 395         (ctf_type_mapping): Likewise.
 396         (ctf_dedup_type_mapping): New.
 397         (ctf_dedup_t) <cd_input_nums>: New.
 398         * ctf-dedup.c (ctf_dedup_init): Populate it.
 399         (ctf_dedup_fini): Free it again.  Emphasise that this has to be
 400         the last thing called.
 401         (ctf_dedup): Populate it.
 402         (ctf_dedup_populate_type_mapping): Removed.
 403         (ctf_dedup_populate_type_mappings): Likewise.
 404         (ctf_dedup_emit): No longer call it.  No longer call
 405         ctf_dedup_fini either.
 406         (ctf_dedup_type_mapping): New.
 407         * ctf-link.c (ctf_unnamed_cuname): New.
 408         (ctf_create_per_cu): Arguments must be non-null now.
 409         (ctf_in_member_cb_arg): Removed.
 410         (ctf_link): No longer populate it.  No longer discard the
 411         mapping table.
 412         (ctf_link_deduplicating_one_symtypetab): Use
 413         ctf_dedup_type_mapping, not ctf_type_mapping.  Use
 414         ctf_unnamed_cuname.
 415         (ctf_link_one_variable): Likewise.  Pass in args individually: no
 416         longer a ctf_variable_iter callback.
 417         (empty_link_type_mapping): Removed.
 418         (ctf_link_deduplicating_variables): Use ctf_variable_next, not
 419         ctf_variable_iter.  No longer pack arguments to
 420         ctf_link_one_variable into a struct.
 421         (ctf_link_deduplicating_per_cu): Call ctf_dedup_fini once
 422         all link phases are done.
 423         (ctf_link_deduplicating): Likewise.
 424         (ctf_link_intern_extern_string): Improve comment.
 425         (ctf_add_type_mapping): Migrate...
 426         (ctf_type_mapping): ... these functions...
 427         * ctf-create.c (ctf_add_type_mapping): ... here...
 428         (ctf_type_mapping): ... and make static, for the sole use of
 429         ctf_add_type.
 430
 431 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 432
 433         * ctf-link.c (ctf_link_one_variable): Remove reference to
 434         "unconflicted link mode".
 435
 436 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 437
 438         * ctf-link.c (ctf_create_per_cu): Drop FILENAME now that it is
 439         always identical to CUNAME.
 440         (ctf_link_deduplicating_one_symtypetab): Adjust.
 441         (ctf_link_one_type): Remove.
 442         (ctf_link_one_input_archive_member): Likewise.
 443         (ctf_link_close_one_input_archive): Likewise.
 444         (ctf_link_one_input_archive): Likewise.
 445         (ctf_link): No longer call it.  Drop CTF_LINK_NONDEDUP path.
 446         Improve header comment a bit (dicts, not files).  Adjust
 447         ctf_create_per_cu call.
 448         (ctf_link_deduplicating_variables): Simplify.
 449         (ctf_link_in_member_cb_arg_t) <cu_name>: Remove.
 450         <in_input_cu_file>: Likewise.
 451         <in_fp_parent>: Likewise.
 452         <done_parent>: Likewise.
 453         (ctf_link_one_variable): Turn uses of in_file_name to in_cuname.
 454
 455 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 456
 457         * ctf-types.c (ctf_member_iter): Move 'rc' to an inner scope.
 458         (ctf_enum_iter): Reimplement in terms of ctf_enum_next.
 459         (ctf_type_iter): Reimplement in terms of ctf_type_next.
 460         (ctf_type_iter_all): Likewise.
 461         (ctf_variable_iter): Reimplement in terms of ctf_variable_next.
 462         * ctf-archive.c (ctf_archive_iter_internal): Remove.
 463         (ctf_archive_iter): Reimplement in terms of ctf_archive_next.
 464
 465 2021-03-02  Nick Alcock  <nick.alcock@oracle.com>
 466
 467         * ctf-archive.c (ctf_archive_next): Set the name of parents in
 468         single-member archives.
 469
 470 2021-02-26  Alan Modra  <amodra@gmail.com>
 471
 472         * Makefile.in: Regenerate.
 473
 474 2021-02-21  Alan Modra  <amodra@gmail.com>
 475
 476         * configure.ac: Invoke AC_CANONICAL_TARGET, AC_CANONICAL_HOST
 477         and AC_CANONICAL_BUILD.
 478         * configure: Regenerate.
 479         * Makefile.in: Regenerate.
 480
 481 2021-02-20  Nick Alcock  <nick.alcock@oracle.com>
 482
 483         * ctf-impl.h (ctf_dict_t) <ctf_symhash>: New.
 484         <ctf_symhash_latest>: Likewise.
 485         (struct ctf_archive_internal) <ctfi_crossdict_cache>: New.
 486         <ctfi_symnamedicts>: New.
 487         <ctfi_syms>: Remove.
 488         (ctf_lookup_symbol_name): Remove.
 489         * ctf-lookup.c (ctf_lookup_symbol_name): Propagate errors from
 490         parent properly.  Make static.
 491         (ctf_lookup_symbol_idx): New, linear search for the symbol name,
 492         cached in the crossdict cache's ctf_symhash (if available), or
 493         this dict's (otherwise).
 494         (ctf_try_lookup_indexed): Allow the symname to be passed in.
 495         (ctf_lookup_by_symbol): Turn into a wrapper around...
 496         (ctf_lookup_by_sym_or_name): ... this, supporting name lookup too,
 497         using ctf_lookup_symbol_idx in non-writable dicts.  Special-case
 498         name lookup in dynamic dicts without reported symbols, which have
 499         no symtab or dynsymidx but where name lookup should still work.
 500         (ctf_lookup_by_symbol_name): New, another wrapper.
 501         * ctf-archive.c (enosym): Note that this is present in
 502         ctfi_symnamedicts too.
 503         (ctf_arc_close): Adjust for removal of ctfi_syms.  Free the
 504         ctfi_symnamedicts.
 505         (ctf_arc_flush_caches): Likewise.
 506         (ctf_dict_open_cached): Memoize the first cached dict in the
 507         crossdict cache.
 508         (ctf_arc_lookup_symbol): Turn into a wrapper around...
 509         (ctf_arc_lookup_sym_or_name): ... this.  No longer cache
 510         ctf_id_t lookups: just call ctf_lookup_by_symbol as needed (but
 511         still cache the dicts those lookups succeed in).  Add
 512         lookup-by-name support, with dicts of successful lookups cached in
 513         ctfi_symnamedicts.  Refactor the caching code a bit.
 514         (ctf_arc_lookup_symbol_name): New, another wrapper.
 515         * ctf-open.c (ctf_dict_close): Free the ctf_symhash.
 516         * libctf.ver (LIBCTF_1.2): New version.  Add
 517         ctf_lookup_by_symbol_name, ctf_arc_lookup_symbol_name.
 518         * testsuite/libctf-lookup/enum-symbol.c (main): Use
 519         ctf_arc_lookup_symbol rather than looking up the name ourselves.
 520         Fish it out repeatedly, to make sure that symbol caching isn't
 521         broken.
 522         (symidx_64): Remove.
 523         (symidx_32): Remove.
 524         * testsuite/libctf-lookup/enum-symbol-obj.lk: Test symbol lookup
 525         in an unlinked object file (indexed symtypetab sections only).
 526         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.c
 527         (try_maybe_reporting): Check symbol types via
 528         ctf_lookup_by_symbol_name as well as ctf_symbol_next.
 529         * testsuite/libctf-lookup/conflicting-type-syms.*: New test of
 530         lookups in a multi-dict archive.
 531
 532 2021-02-20  Alan Modra  <amodra@gmail.com>
 533
 534         * testsuite/config/default.exp (ld_L_opt): Define.
 535         * testsuite/lib/ctf-lib.exp (load_common_lib): Delete.  Instead load
 536         ld-lib.exp.
 537         (run_host_cmd, run_host_cmd_yesno, check_compiler_available): Delete.
 538         (compile_one_cc, check_ctf_available): Delete.
 539
 540 2021-02-03  Nick Alcock  <nick.alcock@oracle.com>
 541
 542         * configure.ac (ac_cv_libctf_bfd_elf): Include string.h.
 543         * configure: Regenerated.
 544
 545 2021-02-03  Nick Alcock  <nick.alcock@oracle.com>
 546
 547         * configure.ac (EXPECT): Check for, in order to define...
 548         (TCL_TRY): ... this, if Tcl supports try/catch.
 549         * Makefile.am (TCL_TRY): Run the testsuite only if set.
 550         * configure: Regenerated.
 551         * Makefile.in: Likewise.
 552
 553 2021-02-02  Nick Alcock  <nick.alcock@oracle.com>
 554
 555         * configure.ac (CTF_LIBADD): Remove explicit -lintl population in
 556         favour of LIBINTL.
 557         * Makefile.am (libctf_nobfd_la_LIBADD): No longer explicitly
 558         include $(LIBINTL).
 559         (check-DEJAGNU): Pass down to tests as well.
 560         * configure: Regenerated.
 561         * Makefile.in: Likewise.
 562
 563 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 564
 565         * ctf-string.c (ctf_str_add): Treat adding a NULL as adding "".
 566         (ctf_str_add_ref): Likewise.
 567         (ctf_str_add_external): Likewise.
 568         * ctf-types.c (ctf_type_name_raw): Always return "" for offset 0.
 569         * ctf-dedup.c (ctf_dedup_multiple_input_dicts): Don't armour
 570         against NULL name.
 571         (ctf_dedup_maybe_synthesize_forward): Likewise.
 572
 573 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 574
 575         * ctf-create.c (ctf_serialize): Fix shadowing.
 576
 577 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 578
 579         * ctf-create.c (ctf_add_encoded): Add check for non-empty name.
 580         (ctf_add_forward): Likewise.
 581         (ctf_add_typedef): Likewise.
 582
 583 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 584
 585         * ctf-open.c (init_types): Rip out code to check anonymous typedef
 586         nodes.
 587         * ctf-create.c (ctf_add_reftype): Likewise.
 588         * ctf-lookup.c (refresh_pptrtab): Likewise.
 589
 590 2021-01-27  Nick Alcock  <nick.alcock@oracle.com>
 591
 592         * ctf-impl.c (_libctf_nonnull_): Add parameters.
 593         (LCTF_LINKING): New flag.
 594         (ctf_dict_t) <ctf_link_flags>: Mention it.
 595         * ctf-link.c (ctf_link): Keep LCTF_LINKING set across call.
 596         (ctf_write): Likewise, including in child dictionaries.
 597         (ctf_link_shuffle_syms): Make sure ctf_dynsyms is NULL if there
 598         are no reported symbols.
 599         * ctf-create.c (symtypetab_delete_nonstatic_vars): Make sure
 600         the variable has been reported as a symbol by the linker.
 601         (symtypetab_skippable): Mention relationship between SYMFP and the
 602         flags.
 603         (symtypetab_density): Adjust nonnullity.  Exit early if no symbols
 604         were reported and force-indexing is off (i.e., we are doing a
 605         final link).
 606         (ctf_serialize): Handle the !LCTF_LINKING case by writing out an
 607         indexed, sorted symtypetab (and allow SYMFP to be NULL in this
 608         case).  Turn sorting off if this is a non-final link.  Only delete
 609         nonstatic vars if we are filtering symbols and the linker has
 610         reported some.
 611         * testsuite/libctf-regression/nonstatic-var-section-ld-r*:
 612         New test of variable and symtypetab section population when
 613         ld -r is used.
 614         * testsuite/libctf-regression/nonstatic-var-section-ld-executable.lk:
 615         Likewise, when ld of an executable is used.
 616         * testsuite/libctf-regression/nonstatic-var-section-ld.lk:
 617         Likewise, when ld -shared alone is used.
 618         * testsuite/libctf-regression/nonstatic-var-section-ld*.c:
 619         Lookup programs for the above.
 620         * testsuite/libctf-writable/symtypetab-nonlinker-writeout.*: New
 621         test, testing survival of symbols across ctf_write paths.
 622         * testsuite/lib/ctf-lib.exp (run_lookup_test): New option,
 623         nonshared, suppressing linking of the SOURCE with -shared.
 624
 625 2021-01-19  Nick Alcock  <nick.alcock@oracle.com>
 626
 627         * ctf-create.c (membadd): Transform ""-named members into
 628         NULL-named ones.
 629         * testsuite/libctf-regression/type-add-unnamed-struct*: New test.
 630
 631 2021-01-19  Nick Alcock  <nick.alcock@oracle.com>
 632
 633         * ctf-lookup.c (ctf_lookup_by_name_internal): Do not return the
 634         base type if looking up a nonexistent pointer type.
 635         * testsuite/libctf-regression/pptrtab*: Test it.
 636
 637 2021-01-13  Alan Modra  <amodra@gmail.com>
 638
 639         * Makefile.in: Regenerate.
 640
 641 2021-01-12  H.J. Lu  <hongjiu.lu@intel.com>
 642
 643         PR binutils/26792
 644         * configure.ac: Use GNU_MAKE_JOBSERVER.
 645         * aclocal.m4: Regenerated.
 646         * configure: Likewise.
 647
 648 2021-01-11  H.J. Lu  <hongjiu.lu@intel.com>
 649
 650         PR ld/27173
 651         * configure: Regenerated.
 652
 653 2021-01-09  H.J. Lu  <hongjiu.lu@intel.com>
 654
 655         * configure: Regenerated.
 656
 657 2021-01-09  Nick Clifton  <nickc@redhat.com>
 658
 659         * 2.36 release branch crated.
 660
 661 2021-01-09  Alan Modra  <amodra@gmail.com>
 662
 663         * configure: Regenerate.
 664
 665 2021-01-07  Samuel Thibault  <samuel.thibault@gnu.org>
 666
 667         * configure: Regenerate.
 668
 669 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 670
 671         * testsuite/libctf-lookup/struct-iteration.c (main):
 672         ctf_member_count returns an int.
 673
 674 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 675
 676         * Makefile.am (BASEDIR): New.
 677         (BFDDIR): Likewise.
 678         (check-DEJAGNU): Add development.exp to prerequisites.
 679         (development.exp): New.
 680         (CONFIG_STATUS_DEPENDENCIES): New.
 681         (EXTRA_DEJAGNU_SITE_CONFIG): Likewise.
 682         (DISTCLEANFILES): Likewise.
 683         * Makefile.in: Regenerated.
 684         * testsuite/lib/ctf-lib.exp (check_ctf_available): Return boolean.
 685         * testsuite/libctf-lookup/lookup.exp: Call check_ctf_available.
 686         * testsuite/libctf-regression/regression.exp: Likewise.
 687
 688 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 689
 690         * ctf-types.c (ctf_type_aname): Print forwards to unions and enums
 691         properly.
 692
 693 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 694
 695         * ctf-impl.h (ctf_dict_t) <ctf_pptrtab>: New.
 696         <ctf_pptrtab_len>: New.
 697         <ctf_pptrtab_typemax>: New.
 698         * ctf-create.c (ctf_serialize): Update accordingly.
 699         (ctf_add_reftype): Note that we don't need to update pptrtab here,
 700         despite updating ptrtab.
 701         * ctf-open.c (ctf_dict_close): Destroy the pptrtab.
 702         (ctf_import): Likewise.
 703         (ctf_import_unref): Likewise.
 704         * ctf-lookup.c (grow_pptrtab): New.
 705         (refresh_pptrtab): New, update a pptrtab.
 706         (ctf_lookup_by_name): Turn into a wrapper around (and rename to)...
 707         (ctf_lookup_by_name_internal): ... this: construct the pptrtab, and
 708         use it in addition to the parent's ptrtab when parent dicts are
 709         searched.
 710         * testsuite/libctf-regression/regression.exp: New testsuite for
 711         regression tests.
 712         * testsuite/libctf-regression/pptrtab*: New test.
 713         * testsuite/libctf-writable/writable.exp: New testsuite for tests of
 714         writable CTF dicts.
 715         * testsuite/libctf-writable/pptrtab*: New test.
 716
 717 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 718
 719         * ctf-archive.c (ctf_archive_iter): Remove outdated comment.
 720
 721 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 722
 723         * ctf-impl.h (struct ctf_next) <u.ctn_next>: Move to...
 724         <ctn_next>: ... here.
 725         * ctf-util.c (ctf_next_destroy): Unconditionally destroy it.
 726         * ctf-lookup.c (ctf_symbol_next): Adjust accordingly.
 727         * ctf-types.c (ctf_member_iter): Reimplement in terms of...
 728         (ctf_member_next): ... this.  Support recursive unnamed member
 729         iteration (off by default).
 730         (ctf_member_info): Look up members in unnamed sub-structs.
 731         * ctf-dedup.c (ctf_dedup_rhash_type): Adjust ctf_member_next call.
 732         (ctf_dedup_emit_struct_members): Likewise.
 733         * testsuite/libctf-lookup/struct-iteration-ctf.c: Test empty unnamed
 734         members, and a normal member after the end.
 735         * testsuite/libctf-lookup/struct-iteration.c: Verify that
 736         ctf_member_count is consistent with the number of successful returns
 737         from a non-recursive ctf_member_next.
 738         * testsuite/libctf-lookup/struct-iteration-*: New, test iteration
 739         over struct members.
 740         * testsuite/libctf-lookup/struct-lookup.c: New test.
 741         * testsuite/libctf-lookup/struct-lookup.lk: New test.
 742
 743 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 744
 745         * ctf-link.c (ctf_link_warn_outdated_inputs): New.
 746         (ctf_link_write): Call it.
 747
 748 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 749
 750         * testsuite/libctf-lookup/enum-symbol.lk: New symbol-lookup test.
 751         * testsuite/libctf-lookup/enum-symbol-ctf.c: New CTF input.
 752         * testsuite/libctf-lookup/enum-symbol.c: New lookup test.
 753
 754 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 755
 756         * Makefile.am (EXPECT): New.
 757         (RUNTEST): Likewise.
 758         (RUNTESTFLAGS): Likewise.
 759         (CC_FOR_TARGET): Likewise.
 760         (check-DEJAGNU): Likewise.
 761         (AUTOMAKE_OPTIONS): Add dejagnu.
 762         * Makefile.in: Regenerated.
 763         * testsuite/config/default.exp: New.
 764         * testsuite/lib/ctf-lib.exp: Likewise.
 765         * testsuite/libctf-lookup/enum.lk: New test.
 766         * testsuite/libctf-lookup/enum-ctf.c: New CTF input.
 767         * testsuite/libctf-lookup/enum.c: New lookup test.
 768         * testsuite/libctf-lookup/ambiguous-struct*.c: New test.
 769         * testsuite/libctf-lookup/lookup.exp: New.
 770
 771 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 772
 773         * configure.ac (BFD_LIBADD): Remove.
 774         (BFD_DEPENDENCIES): Likewise. Remove associated cases.
 775         (SHARED_LIBADD): Rename to...
 776         (CTF_LIBADD): ... this.  Stick in a suitable libiberty even when
 777         linking statically.
 778         * Makefile.am (libctf_nobfd_la_LIBADD): Adjust accordingly.
 779         libctf uses libintl.
 780         (libctf_la_LIBADD): Reference libbfd.la directly, not via
 781         BFD_LIBADD.
 782         (libctf_la_DEPENDENCIES): Remove.
 783         * Makefile.in: Regenerate.
 784         * configure: Likewise.
 785
 786 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 787
 788         * ctf-decl.c (ctf_decl_push): Exclude slices from the decl stack.
 789         * ctf-types.c (ctf_type_aname): No longer deal with slices here.
 790         * ctf-dump.c (ctf_dump_membstate_t) <cdm_toplevel_indent>: Constify.
 791         (CTF_FT_REFS): New.
 792         (CTF_FT_BITFIELD): Likewise.
 793         (CTF_FT_ID): Likewise.
 794         (ctf_dump_member): Do not do indentation here. Migrate the
 795         type-printing parts of this into...
 796         (ctf_dump_format_type): ... here, to be shared by all type printers.
 797         Get the errno value for non-representable types right.  Do not print
 798         bitfield info for non-bitfields.  Improve the format and indentation
 799         of other type output.  Shuffle spacing around to make all indentation
 800         either 'width of column' or 4 chars.
 801         (ctf_dump_label): Pass CTF_FT_REFS to ctf_dump_format_type.
 802         (ctf_dump_objts): Likewise.  Spacing shuffle.
 803         (ctf_dump_var): Likewise.
 804         (type_hex_digits): Migrate down in the file, to above its new user.
 805         (ctf_dump_type): Indent here instead.  Pass CTF_FT_REFS to
 806         ctf_dump_format_type. Don't trim off excess linefeeds now we no
 807         longer generate them.  Dump enumerated types.
 808
 809 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 810
 811         * ctf-types.c (ctf_type_resolve): Improve comment.
 812         (ctf_type_size): Yield ECTF_INCOMPLETE when applied to forwards.
 813         Emit errors into the right dict.
 814         (ctf_type_align): Likewise.
 815         * ctf-create.c (ctf_add_member_offset): Yield ECTF_INCOMPLETE
 816         when adding a member without explicit offset when this member, or
 817         the previous member, is incomplete.
 818         * ctf-dump.c (ctf_dump_format_type): Do not try to print the size of
 819         forwards.
 820         (ctf_dump_member): Do not try to print their alignment.
 821
 822 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 823
 824         * ctf-dump.c (ctf_dump_objts): Dump by calling ctf_dump_format_type.
 825         (ctf_dump_format_type): Don't emit the size for function objects.
 826         Dump the element type of arrays like we dump the pointed-to type of
 827         pointers, etc.
 828
 829 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 830
 831         * ctf-dump.c (ctf_dump_format_type): Add 0x to hex type IDs.
 832         (ctf_dump_header): Add 0x to the hex magic number.
 833         (ctf_dump_str): Add 0x to the hex string offsets.
 834         (ctf_dump_membstate_t) <cdm_toplevel_indent>: New.
 835         (ctf_dump_type): Adjust.  Free it when we're done.
 836         (type_hex_digits): New.
 837         (ctf_dump_member): Align output depending on the width of the type
 838         ID being generated.  Use printf padding, not a loop, to generate
 839         indentation.
 840
 841 2021-01-05  Nick Alcock  <nick.alcock@oracle.com>
 842
 843         * ctf-decl.c (ctf_decl_push): Don't print array decls backwards.
 844
 845 2021-01-04  Nicolas Boulenguez  <nicolas@debian.org>
 846
 847         PR 27117
 848         * configure.ac: Make AC_CONFIG_MACRO_DIR consistent with
 849         ACLOCAL_AMFLAGS -I dirs.
 850         * configure: Regenerate.
 851
 852 2021-01-01  Alan Modra  <amodra@gmail.com>
 853
 854         Update year range in copyright notice of all files.
 855
 856 For older changes see ChangeLog-2020
 857 \f
 858 Copyright (C) 2021-2022 Free Software Foundation, Inc.
 859
 860 Copying and distribution of this file, with or without modification,
 861 are permitted in any medium without royalty provided the copyright
 862 notice and this notice are preserved.
 863
 864 Local Variables:
 865 mode: change-log
 866 left-margin: 8
 867 fill-column: 74
 868 version-control: never
 869 End: